ML18142B353

Forwards Monthly Operating Status Report for Month of August 1978

ML18142B353
Person / Time
Site:	Ginna
Issue date:	09/07/1978
From:	Snow B Rochester Gas & Electric Corp
To:	Office of Nuclear Reactor Regulation
References
Download: ML18142B353 (14)

Text

REGULATORY INFORMATION DISTRIBUTION SYSTEM <RIDS)

DISTRIBUTION FOR INCOMING MATERIAL 50-244 REC: ORG: SNOW B DOCDATE: 09/07/78

'NRC ROCHESTER GAS 8( ELEC DATE RCVD: 09/18/78 DOCTYPE: LETTER NOTARIZED: NO COPIES RECEIVED

SUBJECT:

LTR 1 ENCL 1 FORWARDING SUBJECT FACILITY"8 MONTHLY OPERATING REPT FOR THE MONTH OF AUGUST>

1978.

PLANT NAME: RE GINNA UNIT 1 REVIEWER INITIAL: X JM DISTRIBUTOR INITIAL:

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ROCHESTER GAS AND ELECTRIC CORPORATtON ~ 89 EAST AVENUE, ROCHESTER, N.Y. 14649 TELEPHONIC AREA coDc 7>6 546 2700

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Gi'nna Stag.on September'~7, 1978 i

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Director, Office of Management Information and Program Control U. S. NUCLEAR REGULATORY COMMISSION Washington, D. C. 20555

Subject:

Monthly Report for August, 1978 Operating Status Information R. E. Ginna Nuclear Power Plant Unit No. 1 Docket No. 50-244

Dear Sir:

Pursuant to our Technical Specification 6.9.1, attached herewith is the aenthly operating status report for Ginna Station for the month of August, 1978.

Very truly yours, Bruce Snow Superintendent Attachments 780870316 oof s+

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OPERATlNG DATA REPORT DOCKET NO.

DATF Se tember 8 1978 COMPLETED BY 2' Andrew E. Mc amara, Operat on e TELEPHONE 1-716-546-2700

~ OPERATING STATUS Ext. 291-205 at Ginna

1. Unit Name: GINNA STATION N Notes The. Unit experienced Reporttng Period'u us t 1978 one outage during the Report

3. Licensed Thermal Power (MWt):

1520 Period, detailed on Page 3.

A Power Level Reduction to

4. Nameplate Rating (Gross MWe):

470 ~48% on 8/20 is detailed

5. Design Electrical Rating (Net MWe): on Page 4.

6. hiaximum Dependable Capacity (Gross hfWe):

7. hiaximum Dependable Capacity (Net hiWe):

8. If Changes Occur in Capacity Ratings (Items Number 3 Through 7) Since Last Report, Give Reasons:

9. Power Level to Which Restricted, If Any (Net hIWe):

10. Reasons For Restrictions, If Any:

This hionth Yr:to-Date Cumulative 744 5 831 76 823

11. Hours In Reporting Period

13. Reactor Reserve Shutdown Hours 5. 75 445.42 1 546.51 >>

14. Hours Generator On-Line 8.5

15. Unit Reserve Shutdown Hours

16. Gross Thermal Energy Generated (MWH) 1 081 872 614802 74 585 07

17. Gross Electrical Energy Generated (MWH) 355 865 1 928 512 24 116 372

18. Net Electrical Energy Generated (hiWH) 338 684 1 831 418 22 813 712 96% 71% 74%

19. Unit Service Factor

20. Unit Availability Factor 96% 69% 68%

21. Unit Capacity Factor (Using MDC Net) 96% 69% 68%

22. Unit Capacity Factor (Using,DER Net) 2% 6% 11%

23. Unit Forced Outage Rate

24. Shutdowns Scheduled Over Next 6 Months (Type, Date and Duration of Each):

25. If Shut Down At End Of Report. Period, Estimated Date of Startup:

26. Units In Test Status (Prior to Commercial Operation): Forecast Achieved INITIALCRITICALITY INITIALELECTRICITY COhihiERCIAL OPERATION

>> Cumulative Total Commencing January 1, 1975 49 dd (Rav 1/7dl

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AVERAGE DAILY UNIT POWER UNIT DOCKET NO.

UNIT III @irma Stat'o Se tember 8 1 8 COMPLETED BY Andrew E. McNamara, Operations Aide TELFPHON F 1-716-546-2700 Ext. 291-205, at Ginna MONTH August, 1978 DAY AVERAGE DAILY POWER LEVEL DAYAVERAGEDAlLY POWER LEVEL (MWe-Net) (MWe-Net) 471 468 17 18 477 ls 46 473 20 409 472 21 ~ 468 22 23 4 0 24 470 25 474 10 26 27 12 28 13 29 477 14 470 30 474 15 31 469 16 INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting month.

to the nearest whole megawatt. 'ompute 4> 87 (REVe 1/78)

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DOCKET NO. SO-244

¹1 Ginna Station UNIT SHUTDOWN AND POWER REDUCTIONS COMPLETED I3 Y Andrew E. HcNamara, Operations Aide TELEPllONE 1-716-546-2700 Ezt. 291-205, at Ginna 0

e~0 c 0 Licensee c

0 ltd Couse & Corrective 0

Em= c Ho. Dote 0 0 o ~>L Event 0 0 0 Action to a 0 Ul 0 X,' ~ l 0 n C Report ¹ iA 0 E Prevent Recurrencc 0 O O

780826 F 18.25 A Not IA Instru. Burned out coil in Reactor Trip Applicable Logic.

1 2 F: Forced Reason: hlethod: Exhibit G - Instructions S: Scheduled A-Equipment Failure (Explain) 1 hlanual for Preparation of Data I3-hlaintcnancc or Test 2-hlanual Scram. Entry Sheets for Licensee C-Refueling 3-Automatic Scram. Event Report (LER) File (NUREG-D-Regulatory Restriction 4-Other (Explain) 0161)

E-Operator Training & License Examination F-Administrative G-Operational Error (Explain) 49 89 (REV t/78) H-Other (Explain) Exhibit 1 - Same Source

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'4 NARRATIVE

SUMMARY

OF OPERATING EXPERIENCE DOCKET NO. 0 2 UNIT Ginna Station Unit 81 DATE Se tember 8 1978 COMPLETED BY Andrew E. McNamara, Operations de TELEPHONE 1-716-546-2700 Ext. 291-205, at Ginna MONTH AUGUST 1978 4

The Reactor Power Level averaged 100% in the Report Month, with the following major exceptions:

On 8/20, the Reactor Power Level was reduced to~48% to perform the Turbine Main Steam Stop Valves Test.

On 8/26, a Reactor Trip/Turbine Trip occurred, due to a burned out coil in Reactor Trip Logic. See Details, Page 3. The Unit was restored to service on 8/27 after repairs were effected.

49 123 u/ 73)

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Ginna Station MAINTENANCE REPORT FOR AUGUST, 1978 During August, normal inspection and minor maintenance was performed.

Major safety related maintenance indluded:

1. Replacement of a diaphragm on the boric acid filter outlet valve.

2. Repair of the fuse block stabs on the 1B Emergency Diesel Generator Tie Breaker to Bus 16 (LER 78-07).

3. Completed replacement of the hinge assembly on the containment personnel hatch outer door due to a bent hinge pin.

4. Repair of a defective torque switch to valve 3504 Main Steam to the Auxiliary Feedwater Pump.